Home / 3,106.09-4,653.71-2,589.41

Finding the Fourth Proportional to 3,106.09, 4,653.71 and 2,589.41

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Solution

The fourth proportional to 3,106.09, 4,653.71 and 2,589.41 is: 3,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.09 : 4,653.71 = 2,589.41 : x
  2. Step 2: Convert to fraction form
    3,106.09/4,653.71 = 2,589.41/x
  3. Step 3: Cross multiply
    3,106.09x = 4,653.71 × 2,589.41
  4. Step 4: Simplify right side
    3,106.09x = 12,050,363.21
  5. Step 5: Solve for x
    x = 12,050,363.21/3,106.09
  6. Step 6: Final answer
    x = 3,879.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.